An ____ diaphragm valve is used to prevent overheating.

A. air-to-open
B. air-to-close


Answer: A

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What will be an ideal response?

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Technician A says that some power assist systems use an external cooler for the power steering fluid. Technician B says that all variable assist systems are electrically actuated. Who is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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The personal computer is the most commonly used programming device for PLCs

Indicate whether the statement is true or false

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